5[7]Evans M,Kaufman M.Establishment in culture of pluripotential cell from mouse embryos[J].Nature,1981,292:154-156.
6[8]Martin G.Isolation of a pluripotent cell line from early mouse embryos cultured in medium conditioned by teratocarcinoma stem cells[J].Proc Natl Acad Sci USA,1981,78:7634-7638.
7[9]Stephen A,et al.Simple and efficient production of embryonic stem cell-embryo chimeras by coculture[J].Proc Natl Acad Sci USA,1993,90:4582-4585.
8[10]Andras Nagy,et al.Derivation of completely cell culture-derived mice from early-passage embryonic stem cells[J].Proc Natl Acad Sci USA,1993,90:8424-8428.
9[11]Brook F,Gardner R.The origin and efficient derivation of embryonic stem cells in the mouse[J].Proc Natl Acad Sci USA,1997,94:5709-5712.
10[12]Thomson J,et al.Embryonic stem cell lines derived from human blastocysts[J].Science,1998,282:1145-1147.